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opt
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alt
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ruby19
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lib64
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ruby
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1.9.1
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rss
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maker
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Filename :
taxonomy.rb
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require 'rss/taxonomy' require 'rss/maker/1.0' require 'rss/maker/dublincore' module RSS module Maker module TaxonomyTopicsModel def self.append_features(klass) super klass.def_classed_element("#{RSS::TAXO_PREFIX}_topics", "TaxonomyTopics") end def self.install_taxo_topics(klass) klass.module_eval(<<-EOC, __FILE__, __LINE__ + 1) class TaxonomyTopics < TaxonomyTopicsBase def to_feed(feed, current) if current.respond_to?(:taxo_topics) topics = current.class::TaxonomyTopics.new bag = topics.Bag @resources.each do |resource| bag.lis << RDF::Bag::Li.new(resource) end current.taxo_topics = topics end end end EOC end class TaxonomyTopicsBase < Base attr_reader :resources def_array_element("resource") remove_method :new_resource end end module TaxonomyTopicModel def self.append_features(klass) super class_name = "TaxonomyTopics" klass.def_classed_elements("#{TAXO_PREFIX}_topic", "value", class_name) end def self.install_taxo_topic(klass) klass.module_eval(<<-EOC, __FILE__, __LINE__ + 1) class TaxonomyTopics < TaxonomyTopicsBase class TaxonomyTopic < TaxonomyTopicBase DublinCoreModel.install_dublin_core(self) TaxonomyTopicsModel.install_taxo_topics(self) def to_feed(feed, current) if current.respond_to?(:taxo_topics) topic = current.class::TaxonomyTopic.new(value) topic.taxo_link = value taxo_topics.to_feed(feed, topic) if taxo_topics current.taxo_topics << topic setup_other_elements(feed, topic) end end end end EOC end class TaxonomyTopicsBase < Base def_array_element("topic", nil, "TaxonomyTopic") alias_method(:new_taxo_topic, :new_topic) # For backward compatibility class TaxonomyTopicBase < Base include DublinCoreModel include TaxonomyTopicsModel attr_accessor :value add_need_initialize_variable("value") alias_method(:taxo_link, :value) alias_method(:taxo_link=, :value=) def have_required_values? @value end end end end class RSSBase include TaxonomyTopicModel end class ChannelBase include TaxonomyTopicsModel end class ItemsBase class ItemBase include TaxonomyTopicsModel end end makers.each do |maker| maker.module_eval(<<-EOC, __FILE__, __LINE__ + 1) TaxonomyTopicModel.install_taxo_topic(self) class Channel TaxonomyTopicsModel.install_taxo_topics(self) end class Items class Item TaxonomyTopicsModel.install_taxo_topics(self) end end EOC end end end